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| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2017-02-24 14:35:55 +0200 |
|---|---|---|
| committer | Chanwoo Choi <cw00.choi@samsung.com> | 2017-03-22 18:29:46 +0900 |
| commit | 8cb2cbae45ae46b1e1be16950670d5c5d4408474 (patch) | |
| tree | 89c51bfb02568a4e3d749281fb6089bfb41677b2 /Documentation/extcon | |
| parent | 90400c5884b89a5db232049721ef4dc1ab2f1f1c (diff) | |
| download | talos-op-linux-8cb2cbae45ae46b1e1be16950670d5c5d4408474.tar.gz talos-op-linux-8cb2cbae45ae46b1e1be16950670d5c5d4408474.zip | |
extcon: int3496: Add GPIO ACPI mapping table
In order to make GPIO ACPI library stricter prepare users of
gpiod_get_index() to correctly behave when there no mapping is
provided by firmware.
Here we add explicit mapping between _CRS GpioIo() resources and
their names used in the driver.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Diffstat (limited to 'Documentation/extcon')
| -rw-r--r-- | Documentation/extcon/intel-int3496.txt | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/extcon/intel-int3496.txt b/Documentation/extcon/intel-int3496.txt index af0b366c25b7..8155dbc7fad3 100644 --- a/Documentation/extcon/intel-int3496.txt +++ b/Documentation/extcon/intel-int3496.txt @@ -20,3 +20,8 @@ Index 1: The output gpio for enabling Vbus output from the device to the otg Index 2: The output gpio for muxing of the data pins between the USB host and the USB peripheral controller, write 1 to mux to the peripheral controller + +There is a mapping between indices and GPIO connection IDs as follows + id index 0 + vbus index 1 + mux index 2 |
